[单项选择]The storms have resulted in all the following EXCEPT______.
A. death and damage
B. disruption of air services
C. destruction of crops
D. relocation of people

[单项选择]The storms have resulted in the following EXCEPT
A. death and damage
B. disruption of air services
C. destruction of crops
D. relocation of people

[填空题]Severe winter storms have worsened the nation’s usual post-holiday blood shortage, prompting an urgent call today for people to donate blood. Type O blood is the most urgently needed, because it is the universal blood type, meaning it can be safely transfused to most people in an emergency. "The severe winter weather has forced the cancellation of blood drives and limited our ability to collect blood," American Red Cross President Elizabeth Dole said. The Red Cross reported having less than one day’s supply of Type O blood on hand in 18 of the organization’s 38 collection regions. The Red Cross provides about half of the nation’s blood supply. America’s Blood Centers, which supplies most of the rest, also has reported shortages.
Reacting to the shortage, a Pittsburgh blood bank asked 40 hospitals in western Pennsylvania, West Virginia and Ohio to postpone elective surgeries through Wednesday. At least 1,000 donors are needed each day for the next several days to stabilize the su

[单项选择]The following words have inflectional affixes EXCEPT ______.
A. happier
B. worker
C. harder
D. taller

[填空题]What animals swim from birth All mammals except man and ______.

[单项选择]All the following medicines are available now EXCEPT______
A. medicine that stops mother-to-child transmission
B. medicine that gives most young adults who take it a normal life span
C. medicine that gives all adults a chance to live normal lives
D. medicine that gives little kids that get the HIV positive a good chance to grow up and live normal lives

[单项选择]The rebels have done all EXCEPT（）。
A. destroyed two electricity towers
B. contacted a city newspaper
C. threatened to take action in the capital
D. strengthened security at the airport

[单项选择]Calories
For years now, calories have been all the rage—people are counting them and cutting them, and you’d be hard-pressed to find something at the supermarket that does not list its calories per serving somewhere on the package. But have you ever wondered what exactly a calorie is
What Is a Calorie
A calorie is a unit of energy. We tend to associate calories with food, but they apply to anything containing energy. For example, a gallon (about 4 liters) of gasoline contains about 31,000,000 calories.
Specifically, a calorie is the amount of energy, or heat, it takes to raise the temperature of 1 gram of water 1 degree Celsius (1.8 degrees Fahrenheit). One calorie is equal to 4.184 joules (焦耳), a common unit of energy used in the physical sciences. Most of us think of calories in relation to food, as in "This can of soda has 200 calories." It turns out that the calories on a food package are actually kilocalories (1,000 calories=1 kilocalori
A. how much energy that food contains
B. the compilation of these three building blocks
C. how the energy is acquired
D. where does the food come from

[单项选择]Calories
For years now, calories have been all the rage—people are counting them and cutting them, and you’d be hard-pressed to find something at the supermarket that does not list its calories per serving somewhere on the package. But have you ever wondered what exactly a calorie is
What Is a CalorieA person might need ______ calories to maintain a healthy condition in a day.
A) no less than 2,000 C) more than 2,000
B) less than 2,000 D) roughly about 2,000